ar3k: add to support AR3012 v2.1 firmware

Supports AR3012 v2.1 firmware files
Signed-off-by: Ben Young Tae Kim <ytkim@qca.qualcomm.com>
Signed-off-by: Kyle McMartin <kyle@kernel.org>

WHENCE

@@ -2265,6 +2265,8 @@ File: ar3k/ramps_0x01020201_26.dfu
 File: ar3k/ramps_0x01020201_40.dfu
 File: ar3k/AthrBT_0x41020000.dfu
 File: ar3k/ramps_0x41020000_40.dfu
+File: ar3k/AthrBT_0x11020100.dfu
+File: ar3k/ramps_0x11020100_40.dfu
 
 Licence: Redistributable. See LICENCE.atheros_firmware for details